Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a display screen or portion thereof with graphical user interface showing my new design; and,

FIG. 2 is an enlarged, partial view thereof.

The long-dash broken lines shown in the drawings represent portions of the display screen. The short-dash broken lines represent portions of the graphical user interface. The broken lines form no part of the claimed design. 

CLAIM I claim, the ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 